BS 4218:1978

Specification for self-luminous exit signs

BSI Group , 09/30/1978

Publisher: BS

File Format: PDF

$132.00$264.16

Description

Standard By:BSI Group , 09/30/1978

Published:09/30/1978

ISBN(s):058010270X, 058010270

Language:English

Note:This product is unavailable in Ukraine, Russia, Belarus

Self-energized signs for luminosity requiring no external source of power, for mounting in theatres, cinemas, etc. Specifies energy source, lettering sizes, level and uniformity of luminance, and tests for impact, temperature, vibration and pressure.

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